With more than 200 members, ESA represents a diverse group of companies, including independent power producers, electric utilities, energy service companies, financiers, insurers, law firms, installers, manufacturers, component suppliers and integrators involved in deploying energy storage systems around the globe. Interested in becoming a member?
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Leadership Circle Members

Able Grid
    BlackRock Renewable Power
      Con Edison Battery Storage
        Doosan GridTech
          Duke
            EDF
              EnCap Investments L.P.
                Eos Energy Storage
                  Fluence
                    GE Renewable Energy
                      Google
                        Highview Power Storage
                          Key Capture Energy
                            Largo Clean Energy
                              LG Solution, Ltd
                                Lockheed Martin Energy
                                  McCarthy Building Companies, Inc.
                                    Mortenson
                                      National Grid
                                        New York Power Authority (NYPA)
                                          NextEra Energy, Inc.
                                            Plus Power
                                              Powin Energy
                                                PPL Corporation
                                                  RWE
                                                    Rye Development
                                                      Samsung SDI
                                                        Stem Inc.
                                                          Swinerton Renewable Energy
                                                            Vertiv
                                                              Wärtsilä

                                                                Full Members

                                                                174 Power Global
                                                                  8Minute Solar Energy
                                                                    Advanced Energy
                                                                      AES Corporation
                                                                        Agilitas Energy, LLC
                                                                          Amazon Web Services
                                                                          • Policy Partner
                                                                          Ameresco, Inc.
                                                                            American Battery Factory
                                                                              American Fire Technologies
                                                                                American Rail Energy Storage
                                                                                  Argonne National Laboratory
                                                                                    Ascend Analytics
                                                                                      Aypa
                                                                                        Baker Hughes
                                                                                          BayWa RE
                                                                                            Berkshire Hathaway Energy
                                                                                              Black & Veatch
                                                                                                Black Mountain Metals
                                                                                                  Blymyer Engineers, Inc
                                                                                                    BrightNight
                                                                                                      Broad Reach Power
                                                                                                        California Independent System Operator
                                                                                                          Call2Recycle, Inc.
                                                                                                            Catalyze
                                                                                                              Citizens Energy Corporation
                                                                                                                Clean Energy Associates
                                                                                                                  Clean Energy Counsel
                                                                                                                    Clean Feet Investors I, LLC
                                                                                                                      Clean Peak Power
                                                                                                                        CleanCapital
                                                                                                                          Coffman Engineers
                                                                                                                            ConnectGen LLC
                                                                                                                              Connexus Energy
                                                                                                                                Convergent Energy + Power
                                                                                                                                  CS Energy
                                                                                                                                    CSA Group
                                                                                                                                      Customized Energy Solutions, LTD.
                                                                                                                                      • Sponsorship Partner
                                                                                                                                      Danfoss Drives
                                                                                                                                        Delorean Power LLC
                                                                                                                                          DG Power LLC
                                                                                                                                            Dimension Renewable Energy
                                                                                                                                              DNV Energy
                                                                                                                                                Dynapower Company LLC
                                                                                                                                                  East Penn
                                                                                                                                                    East Point Energy
                                                                                                                                                      Ecoplexus
                                                                                                                                                        Electric Era Technologies
                                                                                                                                                          Eneon-ES
                                                                                                                                                            Energy Fairness
                                                                                                                                                              Energy Intelligence Partners
                                                                                                                                                                Energy Safety Response Group
                                                                                                                                                                  EnergyDome
                                                                                                                                                                    Enertis Solar Inc
                                                                                                                                                                      EnerVenue
                                                                                                                                                                        ENGIE North America
                                                                                                                                                                          Enovation Analytics
                                                                                                                                                                            Enphase Energy
                                                                                                                                                                              Eos Energy Storage
                                                                                                                                                                                EPC Power Corp
                                                                                                                                                                                  Epcon Partners
                                                                                                                                                                                    EPRI
                                                                                                                                                                                      Eskom Holdings SOC Limited
                                                                                                                                                                                        EsVolta LP
                                                                                                                                                                                          Eversheds Sutherland LLP
                                                                                                                                                                                            Eversource Energy
                                                                                                                                                                                            • Policy Partner
                                                                                                                                                                                            EvLo
                                                                                                                                                                                              Exchanger Industries Ltd.
                                                                                                                                                                                                Exelon Utilities
                                                                                                                                                                                                • Policy Partner
                                                                                                                                                                                                FastGrid
                                                                                                                                                                                                  Financial Machines
                                                                                                                                                                                                    FlexGen
                                                                                                                                                                                                      Forefront Power Development
                                                                                                                                                                                                        Fractal Energy Storage Consultants
                                                                                                                                                                                                          Geenex Solar
                                                                                                                                                                                                            GEG Renewables
                                                                                                                                                                                                              GlidePath Power Solutions
                                                                                                                                                                                                                Green Power EMC
                                                                                                                                                                                                                  Greenalia US
                                                                                                                                                                                                                    Hecate Grid LLC
                                                                                                                                                                                                                      Hexagon Energy
                                                                                                                                                                                                                        HGP Storage
                                                                                                                                                                                                                          Hydrostor
                                                                                                                                                                                                                            Hyosung Corporation
                                                                                                                                                                                                                              IHI Energy Storage
                                                                                                                                                                                                                                Imperial Irrigation District
                                                                                                                                                                                                                                  INPower Clean Energy Insurance
                                                                                                                                                                                                                                    Intertek Testing Services, NA
                                                                                                                                                                                                                                      Jupiter Power LLC
                                                                                                                                                                                                                                        K&L Gates
                                                                                                                                                                                                                                          Kilpatrick Townsend & Stockton LLP
                                                                                                                                                                                                                                            Kirkland & Ellis LLP
                                                                                                                                                                                                                                              KORE Power
                                                                                                                                                                                                                                              • Policy Partner
                                                                                                                                                                                                                                              Korea Electrical Manufacturers Association
                                                                                                                                                                                                                                                Lawrence Berkeley National Laboratory
                                                                                                                                                                                                                                                  LCEC
                                                                                                                                                                                                                                                    Leeward Renewable Energy
                                                                                                                                                                                                                                                      LevelTen Energy
                                                                                                                                                                                                                                                        Leyline Renewable Capital
                                                                                                                                                                                                                                                          Li-Ion Tamer
                                                                                                                                                                                                                                                            Lightsource Renewable Energy
                                                                                                                                                                                                                                                              Longitude 122 West
                                                                                                                                                                                                                                                                LS Energy Solutions
                                                                                                                                                                                                                                                                  LS Power Development
                                                                                                                                                                                                                                                                    Malta
                                                                                                                                                                                                                                                                      MAP Energy
                                                                                                                                                                                                                                                                        Massachusetts Clean Energy Center (MassCEC)
                                                                                                                                                                                                                                                                          Mitsubishi Electric Power Products, Inc.
                                                                                                                                                                                                                                                                            Mitsubishi Power Americas
                                                                                                                                                                                                                                                                              Momentum Energy Storage Partners
                                                                                                                                                                                                                                                                                MPINarada
                                                                                                                                                                                                                                                                                  Mustang Prairie Energy
                                                                                                                                                                                                                                                                                    National Energy Technology Laboratory
                                                                                                                                                                                                                                                                                      National Rural Utilities Cooperative Finance Corporation (CFC)
                                                                                                                                                                                                                                                                                        New England Battery Storage
                                                                                                                                                                                                                                                                                          Nidec Industrial Solutions
                                                                                                                                                                                                                                                                                            NineDot Energy
                                                                                                                                                                                                                                                                                              North American Development Bank
                                                                                                                                                                                                                                                                                                Northeast-Western Energy Systems
                                                                                                                                                                                                                                                                                                  Norton Rose Fulbright
                                                                                                                                                                                                                                                                                                    ON Energy Storage
                                                                                                                                                                                                                                                                                                      Oncor
                                                                                                                                                                                                                                                                                                        Open Road Renewables
                                                                                                                                                                                                                                                                                                          Ormat
                                                                                                                                                                                                                                                                                                            Pacific Gas and Electric Company
                                                                                                                                                                                                                                                                                                              Pacific Northwest National Laboratory
                                                                                                                                                                                                                                                                                                                Peak Power
                                                                                                                                                                                                                                                                                                                  Perfect Power
                                                                                                                                                                                                                                                                                                                    Photosol
                                                                                                                                                                                                                                                                                                                      Pierce Atwood LLP
                                                                                                                                                                                                                                                                                                                        Pike Telecom and Renewables
                                                                                                                                                                                                                                                                                                                          Pine Gate Renewables
                                                                                                                                                                                                                                                                                                                          • Policy Partner
                                                                                                                                                                                                                                                                                                                          Power Edison
                                                                                                                                                                                                                                                                                                                            PyroPhobic Systems
                                                                                                                                                                                                                                                                                                                              Rappahannock Electric Cooperative
                                                                                                                                                                                                                                                                                                                                Redeux Energy
                                                                                                                                                                                                                                                                                                                                  Revterra
                                                                                                                                                                                                                                                                                                                                    Rivian
                                                                                                                                                                                                                                                                                                                                      Roland Berger LLC
                                                                                                                                                                                                                                                                                                                                        Saft America
                                                                                                                                                                                                                                                                                                                                          Salt River Project
                                                                                                                                                                                                                                                                                                                                            Sandia National Laboratories
                                                                                                                                                                                                                                                                                                                                              Savion, LLC
                                                                                                                                                                                                                                                                                                                                                Shell New Energies US
                                                                                                                                                                                                                                                                                                                                                  Signal Energy
                                                                                                                                                                                                                                                                                                                                                    Sinexcel
                                                                                                                                                                                                                                                                                                                                                      SK Innovation
                                                                                                                                                                                                                                                                                                                                                        SMA - America
                                                                                                                                                                                                                                                                                                                                                          Solariant Capital
                                                                                                                                                                                                                                                                                                                                                            Soltage
                                                                                                                                                                                                                                                                                                                                                              Sound Grid Partners
                                                                                                                                                                                                                                                                                                                                                                Southern Company
                                                                                                                                                                                                                                                                                                                                                                  Standard Solar
                                                                                                                                                                                                                                                                                                                                                                  • Policy Partner
                                                                                                                                                                                                                                                                                                                                                                  Stantec
                                                                                                                                                                                                                                                                                                                                                                    Steffes
                                                                                                                                                                                                                                                                                                                                                                      Sterling Municipal Light Company
                                                                                                                                                                                                                                                                                                                                                                        Stifel
                                                                                                                                                                                                                                                                                                                                                                          StorEn Technologies Inc.
                                                                                                                                                                                                                                                                                                                                                                            Strata Solar
                                                                                                                                                                                                                                                                                                                                                                              Sungrow
                                                                                                                                                                                                                                                                                                                                                                                Sunnova
                                                                                                                                                                                                                                                                                                                                                                                  SV Pathfinders
                                                                                                                                                                                                                                                                                                                                                                                    SYSO Technologies
                                                                                                                                                                                                                                                                                                                                                                                      Tennessee Valley Authority
                                                                                                                                                                                                                                                                                                                                                                                        TerraPower
                                                                                                                                                                                                                                                                                                                                                                                          UL
                                                                                                                                                                                                                                                                                                                                                                                            Urban Electric Power
                                                                                                                                                                                                                                                                                                                                                                                              Vesper Energy
                                                                                                                                                                                                                                                                                                                                                                                                Vinson & Elkins LLP
                                                                                                                                                                                                                                                                                                                                                                                                  VRB Energy
                                                                                                                                                                                                                                                                                                                                                                                                    WattsUp Power A/S
                                                                                                                                                                                                                                                                                                                                                                                                      WEG Electric Corp
                                                                                                                                                                                                                                                                                                                                                                                                        Wellhead Electric Company
                                                                                                                                                                                                                                                                                                                                                                                                          Westwood Professional Services

                                                                                                                                                                                                                                                                                                                                                                                                            Associate Members

                                                                                                                                                                                                                                                                                                                                                                                                            Battery Council International
                                                                                                                                                                                                                                                                                                                                                                                                            • Organizational
                                                                                                                                                                                                                                                                                                                                                                                                            California Energy Storage Alliance
                                                                                                                                                                                                                                                                                                                                                                                                            • Organizational
                                                                                                                                                                                                                                                                                                                                                                                                            Consortium for Battery Innovation
                                                                                                                                                                                                                                                                                                                                                                                                            • Organizational
                                                                                                                                                                                                                                                                                                                                                                                                            Edison Electric Institute
                                                                                                                                                                                                                                                                                                                                                                                                            • Organizational
                                                                                                                                                                                                                                                                                                                                                                                                            Energy Storage Canada
                                                                                                                                                                                                                                                                                                                                                                                                            • Organizational
                                                                                                                                                                                                                                                                                                                                                                                                            North Carolina Sustainable Energy Association
                                                                                                                                                                                                                                                                                                                                                                                                            • Organizational

                                                                                                                                                                                                                                                                                                                                                                                                            Board Member

                                                                                                                                                                                                                                                                                                                                                                                                            Ameresco, Inc.
                                                                                                                                                                                                                                                                                                                                                                                                              American Fire Technologies
                                                                                                                                                                                                                                                                                                                                                                                                                Duke
                                                                                                                                                                                                                                                                                                                                                                                                                  ENGIE North America
                                                                                                                                                                                                                                                                                                                                                                                                                    Fluence
                                                                                                                                                                                                                                                                                                                                                                                                                      GE Renewable Energy
                                                                                                                                                                                                                                                                                                                                                                                                                        Highview Power Storage
                                                                                                                                                                                                                                                                                                                                                                                                                          Key Capture Energy
                                                                                                                                                                                                                                                                                                                                                                                                                            New York Power Authority (NYPA)
                                                                                                                                                                                                                                                                                                                                                                                                                              NextEra Energy, Inc.
                                                                                                                                                                                                                                                                                                                                                                                                                                Plus Power
                                                                                                                                                                                                                                                                                                                                                                                                                                  Power Edison
                                                                                                                                                                                                                                                                                                                                                                                                                                    Rappahannock Electric Cooperative
                                                                                                                                                                                                                                                                                                                                                                                                                                      Roland Berger LLC

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                                                                                                                                                                                                                                                                                                                                                                                                                                        ESA ACP

                                                                                                                                                                                                                                                                                                                                                                                                                                        ESA is Merging with ACP

                                                                                                                                                                                                                                                                                                                                                                                                                                        Effective January 2022

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